abstract
answer
assemble
background
blank
business
challenge
color
concept
connect
connection
creativity
design
fit
game
generic
hole
idea
incomplete
jigsaw
jigsaw puzzle
join
key
last
link
match
metaphor
missing
network
object
one
part
pattern
piece
playing
problem
puzzle
shape
solution
solve
strategy
success
team
teamwork
toy
white